Our ability to see with color vision depends on the presence and function of light-sensing pigments in the cones of our eyes. Color blindness, or color vision deficiency, happens when one or more of ...

FILE - A Union Pacific train travels through Union, Neb., July 31, 2018. The federal government has joined a number of former workers in suing Union Pacific over the way it used its own vision test to ...

People with color vision deficiency -- commonly known as color blindness -- may have a higher risk of mortality from bladder ...

A new report by researchers from City St George's, University of London for the Rail Safety and Standards Board (RSSB) has revealed the potential for safer and fairer color vision assessment protocols ...

Daltonism is a specific type of red-green color vision deficiency, also known as color blindness. People with red-green color vision deficiency may confuse colors that contain red or green elements.

(WSVN) - Imagine looking at the color red and seeing it as green. Functioning in a world of color can be a real challenge for people who are color blind, but as 7’s Kevin Ozebek shows us in tonight’s ...

OMAHA, Neb. (AP) — The federal government has joined more than a dozen former workers in suing Union Pacific over the way it used a vision test to disqualify workers the railroad believed were color ...